Sara is thirty years old but still afraid of the dark. And the dark of a northern Minnesota lake cabin can be intense. Was it her own fear that conjured up the ghostly image of a girl in a white dress? Scared and confused, Sara retreats to the cabin where she, her husband , Jake, and their best friends, Lily and Mark, have escaped fast-paced, hectic lives for a week of relaxation. Only something is wrong. Her worst fears are coming true.The trip is cut short, and days later, she learns no one has seen Lily since they left the cabin. After suffering from recurring nightmares, she fears may be true, Sara contacts the police. While helping with the investigation, she finds herself falling for Derek, the handsome detective in charge of the case. Sara's heart seems to be completely out of her control. With trust and relationships under stress, Sara struggles to rebuild her life, but finds she can't . . . not until she finds Lily.